/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraGraph.h
Adds anFNiagaraGraphParameterReferenceto the ParameterToReferenceMap.
void AddParameterReference ( const [FNiagaraVariable](API\Plugins\Niagara\FNiagaraVariable) & Parameter, [FNiagaraGraphParameterReference](API\Plugins\NiagaraEditor\FNiagaraGraphParameterReference) & NewParameterReference )